package main

import (
	"fmt"
	"os"
)

func main() {
	uid := os.Getuid()
	pid := os.Getpid()
	ppid := os.Getppid()
	gid,err := os.Getgroups()
	if err != nil {
		fmt.Println("报错")
	}
	fmt.Println("uid: ",uid,"pid :",pid, "ppid :",ppid, "gid :",gid)
	fmt.Println("hello word")
}
